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lto-tree.h revision 1.5 
      1 /* Language-dependent trees for LTO.
      2    Copyright (C) 2009-2015 Free Software Foundation, Inc.
      3    Contributed by CodeSourcery, Inc.
      4 
      5 This file is part of GCC.
      6 
      7 GCC is free software; you can redistribute it and/or modify it under
      8 the terms of the GNU General Public License as published by the Free
      9 Software Foundation; either version 3, or (at your option) any later
     10 version.
     11 
     12 GCC is distributed in the hope that it will be useful, but WITHOUT ANY
     13 WARRANTY; without even the implied warranty of MERCHANTABILITY or
     14 FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
     15 for more details.
     16 
     17 You should have received a copy of the GNU General Public License
     18 along with GCC; see the file COPYING3.  If not see
     19 <http://www.gnu.org/licenses/>.  */
     20 
     21 #ifndef GCC_LTO_TREE_H
     22 #define GCC_LTO_TREE_H
     23 
     24 #include "plugin-api.h"
     25 
     26 struct GTY(()) lang_identifier
     27 {
     28   struct tree_identifier base;
     29 };
     30 
     31 struct GTY(()) lang_decl
     32 {
     33   int dummy;  /* Added because ggc does not like empty structs.  */
     34 };
     35 
     36 struct GTY(()) lang_type
     37 {
     38   int dummy;  /* Added because ggc does not like empty structs.  */
     39 };
     40 
     41 struct GTY(()) language_function
     42 {
     43   int dummy;  /* Added because ggc does not like empty structs.  */
     44 };
     45 
     46 enum lto_tree_node_structure_enum {
     47   TS_LTO_GENERIC
     48 };
     49 
     50 union GTY((desc ("lto_tree_node_structure (&%h)"),
     51 	  chain_next ("CODE_CONTAINS_STRUCT (TREE_CODE (&%h.generic), TS_TYPE_COMMON) ? ((union lang_tree_node *) %h.generic.type_common.next_variant) : CODE_CONTAINS_STRUCT (TREE_CODE (&%h.generic), TS_COMMON) ? ((union lang_tree_node *) %h.generic.common.chain) : NULL")))
     52     lang_tree_node
     53 {
     54   union tree_node GTY ((tag ("TS_LTO_GENERIC"),
     55 			desc ("tree_node_structure (&%h)"))) generic;
     56 };
     57 
     58 #endif /* GCC_LTO_TREE_H */
     59